Krishna Prasad Vadrevu
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View article: Spatiotemporal Analysis of Vegetation Fires and Carbon Monoxide Pollution in Indonesia
Spatiotemporal Analysis of Vegetation Fires and Carbon Monoxide Pollution in Indonesia Open
Vegetation fires in Indonesia, particularly in forests and peatlands, are major drivers of air pollution, with impacts on public health, biodiversity, and climate. Using satellite-derived data from 2012 to 2024, we identified an average of…
View article: Evaluation of machine learning and deep learning algorithms for fire prediction in Southeast Asia
Evaluation of machine learning and deep learning algorithms for fire prediction in Southeast Asia Open
Vegetation fires are most common in Southeast Asian (SEA) countries, causing biodiversity loss, habitat destruction, and air pollution. Accurately predicting fire occurrences in SEA remains challenging due to its complex spatiotemporal dyn…
View article: Nighttime Lights and Population Variations in Cities of South/Southeast Asia: Distance-Decay Effect and Implications
Nighttime Lights and Population Variations in Cities of South/Southeast Asia: Distance-Decay Effect and Implications Open
Urbanization in South and Southeast Asia is accelerating due to economic growth, industrialization, and rural-to-urban migration, with megacities like Mumbai, Delhi, and Jakarta leading the trend. By analyzing VIIRS nighttime satellite dat…
View article: Spatial variations in vegetation fires and emissions in South and Southeast Asia during COVID-19 and pre-pandemic
Spatial variations in vegetation fires and emissions in South and Southeast Asia during COVID-19 and pre-pandemic Open
Vegetation fires are common in South/Southeast Asian (SA/SEA) countries. However, few studies focused on vegetation fires and the changes during COVID compared to pre‑pandemic. This study fills an information gap and reports total fire inc…
View article: Towards food security: Exploring the spatio-temporal dynamics of soybean in India
Towards food security: Exploring the spatio-temporal dynamics of soybean in India Open
India is the world’s largest edible oil importer, and soybean oil accounts for a major portion of those imports, with implications for the Indian economy. Despite being the 4th largest globally in terms of harvested soybean area and 5th la…
View article: Trends in Nighttime Fires in South/Southeast Asian Countries
Trends in Nighttime Fires in South/Southeast Asian Countries Open
Quantifying spatial variations and trends in nighttime fires is crucial for a comprehensive understanding of fire dynamics. Traditional fire monitoring typically focuses on daytime observations, but controlling nocturnal fires poses unique…
View article: GUEST EDITORIAL – SPECIAL ISSUE: Land Use Changes, Degradation and Impact on Ecosystem Services in Asia and Southeast Asia
GUEST EDITORIAL – SPECIAL ISSUE: Land Use Changes, Degradation and Impact on Ecosystem Services in Asia and Southeast Asia Open
Several Asian countries are undergoing rapid economic development driven by diverse factors. This development is leading to continuous land use changes, including deforestation, urbanization, and agricultural conversion. Such transformatio…
View article: Fractal analysis revealed persistent correlations in long-term vegetation fire data in most South and Southeast Asian countries
Fractal analysis revealed persistent correlations in long-term vegetation fire data in most South and Southeast Asian countries Open
Vegetation fires are most common in South/Southeast Asian countries (S/SEA). Characterizing the statistical nature of long-term fire datasets can provide valuable information on fire management. Specifically, distinguishing random noise fr…
View article: Vegetation Fires in Laos—An Overview
Vegetation Fires in Laos—An Overview Open
Of the different countries in Southeast Asia, Laos has the most recurrent fires. This study highlights the vegetation fire characteristics in Laos using various satellite datasets. The European Space Agency WorldCover (10 m) data in Laos s…
View article: High-severity wildfires in temperate Australian forests have increased in extent and aggregation in recent decades
High-severity wildfires in temperate Australian forests have increased in extent and aggregation in recent decades Open
Wildfires have increased in size and frequency in recent decades in many biomes, but have they also become more severe? This question remains under-examined despite fire severity being a critical aspect of fire regimes that indicates fire …
View article: Focus on land use cover changes and environmental impacts in South/Southeast Asia
Focus on land use cover changes and environmental impacts in South/Southeast Asia Open
Understanding the impacts of land use cover changes (LUCC) on the environment is one of the most important scientific challenges in global change research. LUCC is one of the critical drivers of environmental change in South/Southeast Asia…
View article: Wheat Area Mapping in Afghanistan Based on Optical and SAR Time-Series Images in Google Earth Engine Cloud Environment
Wheat Area Mapping in Afghanistan Based on Optical and SAR Time-Series Images in Google Earth Engine Cloud Environment Open
Wheat is cultivated on more than 2.7 million hectares in Afghanistan annually, yet the country is dependent on imports to meet domestic demand. The timely estimation of domestic wheat production is highly critical to address any potential …
View article: Remote sensing of land use/cover changes in South and Southeast Asian Countries
Remote sensing of land use/cover changes in South and Southeast Asian Countries Open
Land-Use/Cover Changes (LU/CC) are occurring rapidly in South/Southeast Asian (S/SEA) countries, generally associated with population growth, economic development and competing demands for land. In...
View article: Remote sensing of agriculture – South/Southeast Asia research initiative special issue
Remote sensing of agriculture – South/Southeast Asia research initiative special issue Open
South/Southeast Asian countries are growing rapidly in terms of population, industrialization, and urbanization. One of the key challenges in the region is food security. Although total food produc...
View article: Correction: Analysis of air pollution over Hanoi, Vietnam using multi-satellite and MERRA reanalysis datasets
Correction: Analysis of air pollution over Hanoi, Vietnam using multi-satellite and MERRA reanalysis datasets Open
[This corrects the article DOI: 10.1371/journal.pone.0196629.].
View article: Intercomparison of MODIS AQUA and VIIRS I-Band Fires and Emissions in an Agricultural Landscape—Implications for Air Pollution Research
Intercomparison of MODIS AQUA and VIIRS I-Band Fires and Emissions in an Agricultural Landscape—Implications for Air Pollution Research Open
Quantifying emissions from crop residue burning is crucial as it is a significant source of air pollution. In this study, we first compared the fire products from two different sensors, the Visible Infrared Imaging Radiometer Suite (VIIRS)…
View article: Analysis of air pollution over Hanoi, Vietnam using multi-satellite and MERRA reanalysis datasets
Analysis of air pollution over Hanoi, Vietnam using multi-satellite and MERRA reanalysis datasets Open
Air pollution is one of the major environmental concerns in Vietnam. In this study, we assess the current status of air pollution over Hanoi, Vietnam using multiple different satellite datasets and weather information, and assess the poten…
View article: Land cover, land use changes and air pollution in Asia: a synthesis
Land cover, land use changes and air pollution in Asia: a synthesis Open
A better understanding of land cover/land use changes (LCLUC) and their interactions with the atmospheric environment is essential for the sustainable management of natural resources, environmental protection, air quality, agricultural pla…
View article: Evaluation of Sentinel-1A Data For Above Ground Biomass Estimation in Different Forests in India
Evaluation of Sentinel-1A Data For Above Ground Biomass Estimation in Different Forests in India Open
Use of remote sensing data for mapping and monitoring of forest biomass across large spatial scales can aid in addressing uncertainties in carbon cycle. Earlier, several researchers reported on the use of Synthetic Aperture Radar (SAR) dat…
View article: Satellites may underestimate rice residue and associated burning emissions in Vietnam
Satellites may underestimate rice residue and associated burning emissions in Vietnam Open
In this study, we estimate rice residue, associated burning emissions, and compare results with existing emissions inventories employing a bottom-up approach. We first estimated field-level post-harvest rice residues, including separate fu…
View article: Vegetation fires, absorbing aerosols and smoke plume characteristics in diverse biomass burning regions of Asia
Vegetation fires, absorbing aerosols and smoke plume characteristics in diverse biomass burning regions of Asia Open
In this study, we explored the relationships between the satellite-retrieved fire counts (FC), fire radiative power (FRP) and aerosol indices using multi-satellite datasets at a daily time-step covering ten different biomass burning region…